US2578939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telemetering
Assignee: MORAN INSTRUMENT CORP
•
Filing: 1948-03-01
•
Granted: 1951-12-18
•
Expires: 1968-03-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert B Moran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:33
CPC Classifications
G; G01; G01D; G01D5/00; G01D5/26; G01D5/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1660886A
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US1599922A
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US1849827A
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US2148954A
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US2110746A
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GB463330A
Cited
US2321971A
Cited
US2434936A
Cited
US2407336A
Cited
US2444950A
Cited
US2468059A
Cited
US2468703A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |